19 Fun Facts about Centerless Grinders That Will Impress Your Colleagues

If you’re as big a fan of the centerless grinder as we are, you’ll put these 19 truths to good use quicker than a fastener though a grinder.  Within these facts about centerless grinding machines lie tidbits of information, all of which are sure to impress and inspire. Here are 19 water-cooler-worthy facts, listed in no particular order:

1.      Strike!  Most bowling balls are finished on a centerless grinding machine. 

2.      The centerless grinder was originally invented to grind bicycle axles.

3.      Throughfeed grinding is more popular than infeed grinding by a factor of 3:1.

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3 Ways You Can Lower the Cost of Operating Your Centerless Grinder

Companies across the economy are finding ways to do more with fewer financial resources.  To help you get the most out of your centerless grinder, here are three tips on how to lower the cost of operating your centerless grinding machine.  

Select the proper wheel

There are a number of factors to be considered when selecting the proper wheel for your centerless grinder application.  Be forewarned that premature wheel breakdown will lead to additional costly and time-consuming wheel dressing, longer cycle times and jeopardized part quality.  Work with your wheel manufacturer to make sure you have the best wheel for your job. 

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3 Three Things You Need to Know About Centerless Grinding

TGS asked its team to share thoughts and tips about centerless grinding.  Here are the top three things users need to know about centerless grinding. 

1.      Make sure you have consistent parts.

Stock removal plays a key role in centerless grinding accuracy. If you’re removing different amounts of stock from part lot to part lot, your final part size is going to vary.  Inconsistent stock removal also effects wheel dress intervals, causing premature wear of your centerless grinder wheel.

2.  Select the proper wheels for your centerless grinder.

Part size, part quality and cost all depend on proper wheel selection. If you want to maximize output from your centerless grinding machine – and who doesn’t, you must pick the correct wheels.  The proper wheels ensure the longest interval between wheel dressing, the minimal amount of wheel removed at dressing and the best part quality between dressing.

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How to Develop an RFQ for a Centerless Grinder

With the information in this blog, you’ll be able to better draft your centerless grinder RFQ, an integral part of the buying process.  As you search for the ideal supplier and decide who will be sent the RFQ for your centerless grinder, you should ask questions — lots of them — of potential vendors.   Centerless grinder equipment manufacturers possess a wealth of information and experience that they are only too willing to share.

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History of the Centerless Grinder

The centerless grinder boasts a long and sometimes contentious history. During the machine’s early days, it wasn’t unusual to specify that parts “not be ground on a centerless grinder.” But today’s CNC centerless grinding machines achieve tolerances of 10 millionths of an inch, making them a necessary part of technologically advanced manufacturing processes.

The invention of the centerless grinder was an indirect result of bicycle popularity in the U.S. during the early 1900s. As demand for new bicycles surged, Lewis Heim’s The Ball and Roller Bearing Company, in Danbury, Connecticut, received a large order for bicycle bearing rollers. These rollers had always been ground on a center-type grinder, but Heim’s company now needed a faster and less costly way to make the rollers.

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